<!DOCTYPE html>
<html>
<head>
    <title>GH-913</title>
</head>
<body>
<div id="parent" style="width:500px; height:2000px; top:200px; position:absolute; background:grey;" tabindex="0">
    <div id="child" style="width:100px; height:100px; top:100px; position:absolute; background:red;"></div>
</div>
</body>
</html>